Pleurothallis ciliata Knowles ex Westc.1837 SUBGENUS Acianthera SECTION Brachystachyae Lindley 1859 Photo by Karl Senghas and The Swiss Orchid Foundation at the Jany Renz Herbaria Website

Inflorescence Photo courtesy of David Morris and Clackamas Orchids

Another Flower Photo by Pieter C. Brouwer and his Nature Photo Website

Full shadeHotWarm Winter

Common Name or Meaning The Ciliate Pleurothallis

Flower Size .2" [5 mm]

Found in Colombia, Ecuador, Peru and northern Brazil as a small sized, hot to warm growing epiphyte with an erect ramicaul enveloped basally by 2 to 3 tubular sheaths and carrying a single, apical, erect, coriaceous, elliptic-lanceolate to oblong, emarginate apically, basally cuneate leaf that blooms in the winter on a nodding, usually solitary, racemose, to 4" [10 cm] long, several flowered inflorescence.

A species often cited as P lanceana but that name is a synonym and is no longer valid

Synonyms Acianthera ciliata (Knowles & Westc.) F.Barros & L.R.S.Guim. 2010; Acianthera lanceana (Lodd. ex Lindl.) Pridgeon & M.W.Chase 2001; Humboldtia ciliata (Knowles & Westc.) Kuntze 1891; Humboldtia crassifolia (H.Focke) Kuntze 1891; Humboldtia lanceana (Lodd. ex Lindl.) Kuntze 1891; Humboldtia plumosa (Lindl.) Kuntze 1891; Humboldtia serrifera (Lindl.) Kuntze 1891; Humboldtia sprucei (Lindl.) Kuntze 1891; Pleurothallis ciliata var. elongata C.Schweinf. 1953; Pleurothallis crassifolia H.Focke 1849; Pleurothallis daguensis F.Lehm. & Kraenzl.1899; Pleurothallis huebneri Schltr. 1925; Pleurothallis lanceana Lodd. ex Lindl. 1859; Pleurothallis minax Rchb.f. 1854; Pleurothallis plumosa Lindl. 1842; Pleurothallis serrifera Lindl. 1859; Pleurothallis sprucei Lindl. 1859; Specklinia sprucei (Lindl.) Luer 2004

References W3 Tropicos, Kew Monocot list , IPNI ; Bonplandia Rchb.f 1854 as P minax; Refugium Botanicum Reichenbach 1872 drawing ok; Symbolae Antillanae Vol VI Orchidaceae Urban 1909 as P plumosa; Orchids of Guatemala and Belize Ames & Correll 1952 as P plumosa; Orchids of Peru Vol 2 Schweinfurth 1959; Native Orchids of Trinidad Schultes 1960; Orchidaceae Brasilensis Band 1 Pabst & Dungs 1975 as P sprucei drawing ok; Icones Pleurothallidiarum Systematics of Pleurothallis Vol III Luer 1986; Native Orchids of the Eastern Carribean Kenny 1988 photo fide; Icones Planetrarum Tropicarum Plate 1481 Mora & Atwood 1992 drawing fide; Orchids of Bolivia Vasquez & Ibisch Vol 1 2000; Icones Pleurothallidiarum Vol XXVI Luer 2004 as P lanceana drawing fide; Orquideas de Roirama Luz & Franco 2012 as Acianthera ciliata photo fide;

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